## The square of a positive number is 49 what is the number, Mathematics

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The square of a positive number is 49. What is the number?

Let x = the number.  The sentence that is , "The square of a positive number is 49," translates to the equation x2 = 49. Take the square root of every side to obtain x2 =  49 so x = 7 or -7. Since you are looking for a positive number and the ?nal solution is 7.

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